11005500505100 has 18 divisors (see below), whose sum is σ = 23881936096284. Its totient is φ = 4402200202000.

The previous prime is 11005500505081. The next prime is 11005500505117. The reversal of 11005500505100 is 150500550011.

It is a happy number.

It is a super-2 number, since 2×11005500505100² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55027502426 + ... + 55027502625.

Almost surely, 2^{11005500505100} is an apocalyptic number.

11005500505100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11005500505100 is an abundant number, since it is smaller than the sum of its proper divisors (12876435591184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11005500505100 is a wasteful number, since it uses less digits than its factorization.

11005500505100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110055005065 (or 110055005058 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 11005500505100 in words is "eleven trillion, five billion, five hundred million, five hundred five thousand, one hundred".